| Unknown |
| Ground |
| High Voltage Arrester |
| High Voltage Control Unit |
| High Voltage Generation |
| High Voltage Line Monitor and Relay |
| High Voltage Power Conversion |
| High Voltage Power Factor Correcting |
| High Voltage Regulator |
| High Voltage Service |
| High Voltage Switch |
| High Voltage Transformer |
| Low Voltage Arrester |
| Low Voltage Control Unit |
| Low Voltage Fuse |
| Low Voltage Generation |
| Low Voltage Lighting |
| Low Voltage Line Monitor and Relay |
| Low Voltage Motor |
| Low Voltage Network Protection |
| Low Voltage Power Conversion |
| Low Voltage Power Factor Correcting |
| Low Voltage Service |
| Low Voltage Switch |
| Low Voltage Transformer |
| Medium Voltage Arrester |
| Medium Voltage Circuit Breaker |
| Medium Voltage Control Unit |
| Medium Voltage Elbow |
| Medium Voltage Fuse |
| Medium Voltage Generation |
| Medium Voltage Line Monitor and Relay |
| Medium Voltage Motor and Pump |
| Medium Voltage Power Conversion |
| Medium Voltage Power Factor Correcting |
| Medium Voltage Regulator |
| Medium Voltage Service |
| Medium Voltage Switch |
| Medium Voltage Transformer |
| Other |
| <all other values> |
